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How u high up was the top of the ladder against the wall of the house ?

How U High Up Was The Top Of The Ladder Against The Wall Of The House class=

Sagot :

The diagram can be shown as,

The height of the top of the ladder can be determined as,

[tex]\begin{gathered} h=\sqrt[]{13^2-4^2} \\ =\sqrt[]{169-16} \\ =\sqrt[]{153} \\ =12.36\approx12.4ft \end{gathered}[/tex]

Thus, the requried height of the top of the ladder to the nearest tenth is 12.4 ft.

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